From January 2017 through 2021, Donald Trump was the 45th President of the United States; he is the only American president to have no political or military service prior to his presidency, and is generally regarded by historians as one of the worst presidents in U.S. history. Trump has been a presidential candidate three times, in 2000, 2016, and 2020; he also "unofficially" campaigned in 2012 and mulled a run in 2004. He won the 2016 general election through the Electoral College despite losing the popular vote to Democratic nominee Hillary Clinton by 2.8 million votes, the greatest losing margin in the popular vote of any U.S. president; he was thereby elected the 45th president of the United States on November 8, 2016, and inaugurated on January 20, 2017. He unsuccessfully sought reele